APA (7th ed.) Citation

Bolliger, M., Mosca-Gaudenz, L., & Welti, A. (1987). Sast tü perche?: Istorgias. Chasa Ed. Chantunala.

Chicago Style (17th ed.) Citation

Bolliger, Max, Leta Mosca-Gaudenz, and Alban Welti. Sast Tü Perche?: Istorgias. Cuoira: Chasa Ed. Chantunala, 1987.

MLA (9th ed.) Citation

Bolliger, Max, et al. Sast Tü Perche?: Istorgias. Chasa Ed. Chantunala, 1987.